blob: 7de8801707ab49f8dc202cc36689ae52745cedec [file] [log] [blame]
[PATCH] deallocate the conversation response only in case of error
Fixes https://bugzilla.redhat.com/show_bug.cgi?id=679714
Downloaded from:
http://pkgs.fedoraproject.org/cgit/PyPAM.git/plain/PyPAM-0.5.0-nofree.patch
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
diff --git a/PAMmodule.c b/PAMmodule.c
index 03cb799..a7ff8a5 100644
--- a/PAMmodule.c
+++ b/PAMmodule.c
@@ -24,8 +24,6 @@ typedef struct {
char *service;
char *user;
PyObject *callback;
- struct pam_response *response_data;
- int response_len;
PyObject *user_data;
void *dlh1, *dlh2;
} PyPAMObject;
@@ -54,15 +52,6 @@ static int PyPAM_conv(int num_msg, const struct pam_message **msg,
Py_INCREF(self);
- if (NULL != self->response_data) {
- for (int i = 0; i < self->response_len; i++) {
- free(self->response_data[0].resp);
- }
- free(self->response_data);
- self->response_data = NULL;
- self->response_len = 0;
- }
-
PyObject* msgList = PyList_New(num_msg);
for (int i = 0; i < num_msg; i++) {
@@ -92,6 +81,10 @@ static int PyPAM_conv(int num_msg, const struct pam_message **msg,
char* resp_text;
int resp_retcode = 0;
if (!PyArg_ParseTuple(respTuple, "si", &resp_text, &resp_retcode)) {
+ while (i > 0) {
+ free((--spr)->resp);
+ --i;
+ }
free(*resp);
Py_DECREF(respList);
return PAM_CONV_ERR;
@@ -100,10 +93,6 @@ static int PyPAM_conv(int num_msg, const struct pam_message **msg,
spr->resp_retcode = resp_retcode;
Py_DECREF(respTuple);
}
-
- // Save this so we can free it later.
- self->response_data = *resp;
- self->response_len = PyList_Size(respList);
Py_DECREF(respList);
@@ -144,8 +133,6 @@ static PyObject * PyPAM_pam(PyObject *self, PyObject *args)
p->user = NULL;
Py_INCREF(Py_None);
p->callback = Py_None;
- p->response_data = NULL;
- p->response_len = 0;
Py_INCREF(Py_None);
p->user_data = Py_None;